Finding the Fourth Proportional to 4,366,359.20, 6,549,538.80 and 2,772,036.20
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Solution
The fourth proportional to 4,366,359.20, 6,549,538.80 and 2,772,036.20 is: 4,158,054.30
Step by Step Solution
- Step 1: Write the proportion equation
4,366,359.20 : 6,549,538.80 = 2,772,036.20 : x - Step 2: Convert to fraction form
4,366,359.20/6,549,538.80 = 2,772,036.20/x - Step 3: Cross multiply
4,366,359.20x = 6,549,538.80 × 2,772,036.20 - Step 4: Simplify right side
4,366,359.20x = 18,155,558,646,904.56 - Step 5: Solve for x
x = 18,155,558,646,904.56/4,366,359.20 - Step 6: Final answer
x = 4,158,054.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.